package day09

import scala.collection.mutable.{ArrayBuffer, LinkedHashMap, ListBuffer}
import scala.math._
import scala.util.Random
import scala.util.control.Breaks._
import java.awt.datatransfer._
import java.io._
import java.util.{Calendar, Scanner}

import scala.io.{BufferedSource, Source}
class Person extends Serializable{
  private val firends = new ArrayBuffer[Person]
}

object lainxi {


  def main(args: Array[String]): Unit = {
    import scala.collection.JavaConversions.propertiesAsScalaMap
    println(System.getProperties)
    for ((k,v) <- System.getProperties)
      print(k+" : "+v)


  }



}
